18447101984

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{27961}}^1$

素因数の和:28413

約数の個数: 48

約数和(自身を含む): 37099422360

約数和(自身を除く): 18652320376

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 389, 424, 778, 848, 1556, 1696, 3112, 6224, 12448, 20617, 27961, 41234, 55922, 82468, 111844, 164936, 223688, 329872, 447376, 659744, 894752, 1481933, 2963866, 5927732, 10876829, 11855464, 21753658, 23710928, 43507316, 47421856, 87014632, 174029264, 348058528, 576471937, 1152943874, 2305887748, 4611775496, 9223550992, 18447101984]

約数ペア:

[(1, 18447101984), (2, 9223550992), (4, 4611775496), (8, 2305887748), (16, 1152943874), (32, 576471937), (53, 348058528), (106, 174029264), (212, 87014632), (389, 47421856), (424, 43507316), (778, 23710928), (848, 21753658), (1556, 11855464), (1696, 10876829), (3112, 5927732), (6224, 2963866), (12448, 1481933), (20617, 894752), (27961, 659744), (41234, 447376), (55922, 329872), (82468, 223688), (111844, 164936)]